138 lines
4.5 KiB
C
138 lines
4.5 KiB
C
/* $NetBSD: conf.h,v 1.18 1995/01/08 23:57:45 cgd Exp $ */
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/*-
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* Copyright (c) 1990, 1993
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* The Regents of the University of California. All rights reserved.
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* (c) UNIX System Laboratories, Inc.
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* All or some portions of this file are derived from material licensed
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* to the University of California by American Telephone and Telegraph
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* Co. or Unix System Laboratories, Inc. and are reproduced herein with
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* the permission of UNIX System Laboratories, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)conf.h 8.3 (Berkeley) 1/21/94
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*/
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/*
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* Definitions of device driver entry switches
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*/
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struct buf;
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struct proc;
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struct tty;
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struct uio;
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struct vnode;
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/*
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* Block device switch table
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*/
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struct bdevsw {
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int (*d_open) __P((dev_t dev, int oflags, int devtype,
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struct proc *p));
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int (*d_close) __P((dev_t dev, int fflag, int devtype,
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struct proc *p));
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void (*d_strategy) __P((struct buf *bp));
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int (*d_ioctl) __P((dev_t dev, u_long cmd, caddr_t data,
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int fflag, struct proc *p));
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int (*d_dump) (); /* parameters vary by architecture */
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int (*d_psize) __P((dev_t dev));
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int d_flags;
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};
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#ifdef KERNEL
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extern struct bdevsw bdevsw[];
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#endif
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/*
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* Character device switch table
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*/
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struct cdevsw {
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int (*d_open) __P((dev_t dev, int oflags, int devtype,
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struct proc *p));
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int (*d_close) __P((dev_t dev, int fflag, int devtype,
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struct proc *));
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int (*d_read) __P((dev_t dev, struct uio *uio, int ioflag));
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int (*d_write) __P((dev_t dev, struct uio *uio, int ioflag));
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int (*d_ioctl) __P((dev_t dev, u_long cmd, caddr_t data,
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int fflag, struct proc *p));
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int (*d_stop) __P((struct tty *tp, int rw));
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int (*d_reset) __P((int uban)); /* XXX */
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struct tty **d_ttys;
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int (*d_select) __P((dev_t dev, int which, struct proc *p));
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int (*d_mmap) __P(());
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void (*d_strategy) __P((struct buf *bp));
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};
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#ifdef KERNEL
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extern struct cdevsw cdevsw[];
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/* symbolic sleep message strings */
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extern char devopn[], devio[], devwait[], devin[], devout[];
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extern char devioc[], devcls[];
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#endif
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/*
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* Line discipline switch table
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*/
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struct linesw {
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int (*l_open) __P((dev_t dev, struct tty *tp));
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int (*l_close) __P((struct tty *tp, int flags));
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int (*l_read) __P((struct tty *tp, struct uio *uio,
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int flag));
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int (*l_write) __P((struct tty *tp, struct uio *uio,
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int flag));
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int (*l_ioctl) __P((struct tty *tp, u_long cmd, caddr_t data,
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int flag, struct proc *p));
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int (*l_rint) __P((int c, struct tty *tp));
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int (*l_start) __P((struct tty *tp));
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int (*l_modem) __P((struct tty *tp, int flag));
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};
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#ifdef KERNEL
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extern struct linesw linesw[];
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#endif
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/*
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* Swap device table
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*/
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struct swdevt {
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dev_t sw_dev;
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int sw_flags;
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int sw_nblks;
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struct vnode *sw_vp;
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};
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#define SW_FREED 0x01
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#define SW_SEQUENTIAL 0x02
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#define sw_freed sw_flags /* XXX compat */
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#ifdef KERNEL
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extern struct swdevt swdevt[];
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#endif
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